Home / 35,156,656,472.71-48,520,345,169.60-20,883,540,488.26

Finding the Fourth Proportional to 35,156,656,472.71, 48,520,345,169.60 and 20,883,540,488.26

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Solution

The fourth proportional to 35,156,656,472.71, 48,520,345,169.60 and 20,883,540,488.26 is: 28,821,756,518.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,156,656,472.71 : 48,520,345,169.60 = 20,883,540,488.26 : x
  2. Step 2: Convert to fraction form
    35,156,656,472.71/48,520,345,169.60 = 20,883,540,488.26/x
  3. Step 3: Cross multiply
    35,156,656,472.71x = 48,520,345,169.60 × 20,883,540,488.26
  4. Step 4: Simplify right side
    35,156,656,472.71x = 1,013,276,592,853,692,055,552
  5. Step 5: Solve for x
    x = 1,013,276,592,853,692,055,552/35,156,656,472.71
  6. Step 6: Final answer
    x = 28,821,756,518.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.